Sulfonated Phenol-formaldehyde Resin SMP
  • Description
  • Property
  • Storage & package
SMP--sulfonated phenoldehyde resin, can reduce the filtration, prevent the collapse of borehole, lubricate the drilling tools in the salt water drilling mud containing calcium under high temperature and high pressure. 
Items Indexes
Appearance Brown(red) or yellowish powder
Water insoluble, % ≤10.0
Moisture, % ≤10.0
PH 9.0-10.5
The concentration of Cl when the  
Solution’s cloudy(g/1)
The filtration (ml) ≤25.0


Liquid SMP packed in barrels, on which there are the product name, the manufacture, and the net weight 25KG or 50LB/barrel. Powder SMP is packed in woven sacks with plastic lining, on which there should be product name, manufacturer, lot number and the net weight 25 Kg/sack.

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